Optical characterization of semiconductor CdS nanoparticles formed in polymer matrix

摘要

TheopticalpropertiesofCdSnanoparticles(NPs)areexploredasafunctionofnanoparticlesizeandconcentration.Nanocomposite(NC)thinfilmswithsemiconductorCdSnanoparticlesformedinapolymermatrixusingsuccessiveioniclayeradsorptionandreaction(SILAR)techniqueshowedveryattractiveopticalpropertiesduetoquantumconfinementeffects.ForbulkCdSmaterials,theabsorptionpeakscanonlybetunedinanarrowrange.Thenanostructuresizeandshapewerecharacterizedbyscanningelectronmicroscope(SEM),theopticalpropertieswerestudiedbyUV-Visspectroscopy,FT-IRandphotoluminescencespectroscopy(PL).nbsp;